Nivada Grenchen 91951 Datomaster Mecaquartz Watch Instruction Manual

Nivada Grenchen 91951 Datomaster Mecaquartz Watch

Product Information

The DATOMASTER MECAQUARTZ is a watch that features various functions and parts:

• 24 Hour Hand: Indicates the time in a 24-hour format.
• Chronograph Minute Hand (60m): Measures elapsed time up to 60 minutes.
• Hour Hand: Indicates the hour of the current time.
• Minute Hand: Indicates the minute of the current time.
• Chronograph Seconds Hand: Measures elapsed seconds during chronograph operation.
• Band: The strap that holds the watch on your wrist.
• Case: The outer casing of the watch that protects the internal components.
• Pusher A: An upper button used for starting and stopping the chronograph.
• Crown: A knob used for adjusting various settings of the watch.
• Pusher B: A lower button used for resetting the chronograph.
• Date window: Displays the current date.

Product Usage Instructions

Setting the Date

1. Pull the crown out to the 2 position.
2. Turn the crown clockwise to adjust the date. Note: Avoid  setting the date between 9 PM and 3 AM to ensure proper day change.
3. Push the crown back into the normal 1 position.

Setting the Time

1. Pull the crown out to the 3 position.
2. Turn the crown to set the minute and hour hands to the desired time.
3. Push the crown back into the normal 1 position.

Using the Chronograph

The chronograph function allows you to measure elapsed time up to 60 minutes.

1. To start the chronograph, press the upper pusher A. The chronograph hands will begin to move.
2. To stop the chronograph, press the upper pusher A again. The chronograph hands will stop, indicating the elapsed time. The large central hand displays the elapsed seconds, and the sub-dial at the 9 o’clock position displays the elapsed minutes.
3. To reset the chronograph, press the lower pusher B. All the chronograph hands will be reset to the 0 position.

DATOMASTER MECAQUARTZ Watch parts

DATOMASTER MECAQUARTZ Crown Position

1.  Normal crown position
2. Setting the date
3. Setting the time

DATOMASTER MECAQUARTZ Setting the date

1. Pull the crown out t 2o the position.
2. Turn the crown clockwise for date setting. Do not set the date between 9 PM and 3 AM, otherwise the day may not change properly.
3. Push the crown back into the normal

DATOMASTER MECAQUARTZ Setting the time

1. Pull the crown out t 3o the position.
2. Turn the crown to set minute and hour hands.
3. Push the crown back into the normal 1position.

DATOMASTER MECAQUARTZ Using the chronograph

THIS MODEL CHRONOGRAPH FEATURES STOPWATCH THAT CAN MEASURE UP TO 60 MINUTES.

1. To start the chronograph: Press the upper pusher A The chronograph hands will begin to move.
2. To stop the chronograph: Press the upper pusher A again. The chronograph hands will stop and indicate the elapsed time.(Read the elapsed seconds on the large central hand and minutes on the sub-dial in the 9 o’clock position).
3. To reset the chronograph: Press the lower pusher B to reset the chronograph. All the chronograph hands will be reset to “0” position.